           fn            (uuid fkey)
           f             (io/file (str folder "/data/" fn))
           res-ch        (chan)]
-      (read-memory-entry f res-ch folder fn fkey rkey serializer read-handlers)
+      (read-edn f res-ch folder fn fkey rkey serializer read-handlers)
       res-ch))
   (-update-in [this key-vec up-fn]
     (async/thread

                 async/merge
                 (async/into #{}))]
    fns))



;; Helper Function for FileSystemStore
(defn- read-key

      (finally
        (.close fos)))))

(defrecord FileSystemStore [folder serializer read-handlers write-handlers locks config
                            stale-binaries?]
  PEDNAsyncKeyValueStore
  (-exists? [this key]
    (let [fn  (uuid key)
